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3 years ago

What is Hiroshi's mistake?

Mathematics

1 answer:

natka813 [3]3 years ago

7 0

Answer:

His mistake is that he didn't multiply it -18 to the negative sign correctly. The negative sign and -18 have to multiply which turns -18 to a positive 18.

Step-by-step explanation:

-15-(-18)=-15 +(-18)

-15+18= -15 -18

3=33

no solution

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